From mboxrd@z Thu Jan 1 00:00:00 1970 From: wni@nvidia.com (Wei Ni) Date: Mon, 27 Aug 2012 18:25:13 +0800 Subject: [PATCH 5/6] ARM: dt: t30 cardhu: set pinmux and power for wlan In-Reply-To: <1346063114-30361-1-git-send-email-wni@nvidia.com> References: <1346063114-30361-1-git-send-email-wni@nvidia.com> Message-ID: <1346063114-30361-6-git-send-email-wni@nvidia.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Configure pinmux as required for WiFi. Enable the SDHCI1 controller. This is connectted to the WiFi module. For now, always enable the regulator that provides power to the Wifi module. Signed-off-by: Wei Ni --- arch/arm/boot/dts/tegra30-cardhu.dtsi | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi index 4794693..ed9b530 100644 --- a/arch/arm/boot/dts/tegra30-cardhu.dtsi +++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi @@ -52,6 +52,22 @@ nvidia,pull = <2>; nvidia,tristate = <0>; }; + sdmmc3_clk_pa6 { + nvidia,pins = "sdmmc3_clk_pa6"; + nvidia,function = "sdmmc3"; + nvidia,pull = <0>; + nvidia,tristate = <0>; + }; + sdmmc3_cmd_pa7 { + nvidia,pins = "sdmmc3_cmd_pa7", + "sdmmc3_dat0_pb7", + "sdmmc3_dat1_pb6", + "sdmmc3_dat2_pb5", + "sdmmc3_dat3_pb4"; + nvidia,function = "sdmmc3"; + nvidia,pull = <2>; + nvidia,tristate = <0>; + }; sdmmc4_clk_pcc4 { nvidia,pins = "sdmmc4_clk_pcc4", "sdmmc4_rst_n_pcc3"; @@ -81,6 +97,15 @@ nvidia,pull = <0>; nvidia,tristate = <0>; }; + sdio3 { + nvidia,pins = "drive_sdio3"; + nvidia,high-speed-mode = <0>; + nvidia,schmitt = <0>; + nvidia,pull-down-strength = <46>; + nvidia,pull-up-strength = <42>; + nvidia,slew-rate-rising = <1>; + nvidia,slew-rate-falling = <1>; + }; }; }; @@ -292,6 +317,11 @@ bus-width = <4>; }; + sdhci at 78000400 { + status = "okay"; + power-gpios = <&gpio 28 0>; /* gpio PD4 */ + }; + sdhci at 78000600 { status = "okay"; bus-width = <8>; @@ -407,6 +437,8 @@ regulator-name = "vdd_com"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; enable-active-high; gpio = <&gpio 24 0>; /* gpio PD0 */ vin-supply = <&sys_3v3_reg>; -- 1.7.1